/*
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 * and open the template in the editor.
 */
package hbPackage;

import java.io.IOException;
import java.io.PrintWriter;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Date;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 *
 * @author windySwing
 */
public class fillStockSvl extends HttpServlet {

    /** 
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        PrintWriter out = response.getWriter();
        try {

            DatabaseAccess da = new DatabaseAccess();
            SimpleDateFormat sf = new SimpleDateFormat("MM/dd/yyyy");
            int _itemID = Integer.parseInt(request.getParameter("dpd_itemName"));
            int _quantity = Integer.parseInt(request.getParameter("txt_quantity"));
            int _storeID = Integer.parseInt(request.getParameter("hid_storeID"));

            //check wareHouse if the item has been in it yet
            wareHouseClass _wareHouse = da.getWareHouse(_storeID, _itemID);

            if (_wareHouse.getQuantity() == 0) { //wareHouse don't have this item
                //insert to wareHouse
                Date today = new Date();
                String strToday = sf.format(today);

                ArrayList arrWareHouse = new ArrayList();
                arrWareHouse.add(_storeID);
                arrWareHouse.add(_itemID);
                arrWareHouse.add(_quantity);
                arrWareHouse.add(strToday);

                da.Insert("[WareHouse]", arrWareHouse);

            } else if (_wareHouse.getQuantity() != 0) {
                //plus the quantity
                int tempQuantity = _wareHouse.getQuantity();
                int newQuantiy = tempQuantity + _quantity;
                String[] _key = {"Quantity"};
                ArrayList arrWareHouse = new ArrayList();
                arrWareHouse.add(newQuantiy);
                String[] _condition = {("store_ID=" + Integer.toString(_storeID)), ("item_ID=" + Integer.toString(_itemID))};

                da.Update("WareHouse", _key, arrWareHouse, _condition);
            }



            //forward
            out.println("<script>window.location=\"admin/fillStock.jsp\";</script>");




        } finally {
            out.close();
        }
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /** 
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Returns a short description of the servlet.
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
